26420666600 has 48 divisors (see below), whose sum is σ = 64661114400. Its totient is φ = 10012040640.

The previous prime is 26420666599. The next prime is 26420666609. The reversal of 26420666600 is 666602462.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (26420666609) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3472604 + ... + 3480203.

It is an arithmetic number, because the mean of its divisors is an integer number (1347106550).

Almost surely, 2^26420666600 is an apocalyptic number.

26420666600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26420666600 is an abundant number, since it is smaller than the sum of its proper divisors (38240447800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26420666600 is a wasteful number, since it uses less digits than its factorization.

26420666600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6952842 (or 6952833 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 26420666600 in words is "twenty-six billion, four hundred twenty million, six hundred sixty-six thousand, six hundred".